Should i upgrade my 4012A?

Right now I’ve enough money to buy an Asus Crw 4824A ( to be OC to 5224A :bigsmile: ). but also now I have CRW 3212A @ 4012A.

I need opinions on this, please help me. which is better ( Reading / writing, not features ( eg. MT Rainier , and speed ) 4012A or 4824A, or should I save more money to buy next release writer?

Thank You:bigsmile: